When: 2017-02-21

Collection location: Paso Robles, California, USA [Click for map]

35.6034°N 120.8119°W 404m [Click for map]

Who: J-Dar

Specimen available

On an old English Walnut tree on Peachy Canyon Road.

Thallus white, adnate, strongly maculate, with lobes lifting off bark a little, K+Y. Rhizines abundant, black. Medulla white, K+Y. Disk of apothecia fully covered with white pruina.


Medulla K+Y. The orange result is K+ after 6 months.

Proposed Names

92% (2)
Based on chemical features: Medulla K+Y

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= Observer’s choice
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Created: 2017-07-09 11:46:11 CDT (-0400)
Last modified: 2017-07-09 11:54:59 CDT (-0400)
Viewed: 15 times, last viewed: 2019-08-20 14:21:52 CDT (-0400)
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